Question # 1

In Z = a + bi, a is called ______ part of Z.

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Real

Imaginary

Whole

None

The distance between a line and a point not on line is the length of the _______ line segment from the point to the line:

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Parallel

Perpendicular

Zero

None of these

In an obtuse angle triangle, the side opposite to _______ is longer than each of the other two sides:

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Acute angle

Sight angle

Obtuse angle

Straight angle

A surd which contain a single term is called _______ surd.

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Trinomial

Monomial

Binomial

Rational

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If a line is too small or too big a ________ scale may be use:

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Suitable

Unsuitable

Inapplicable

Undesirable

Three non-collinear points determine a __________

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Line

Plane

Curve

Space

Two triangles are said to be congruent if all the three sides and angles are _______:

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Equal

Congruent

Concurrent

Similar

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5/4

4/5

-5/4

-4/5

A line segment has only ______ mid-point:

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four

two

three

one

______ non collinear points determine a plane:

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1

2

3

4

__________ points determine a line:

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2

3

4

5

How many right angles a parallelogram has ________:

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0

1

2

3

Aurther Cayley introduces theory of matrices in:

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1854

1856

1858

1860

What should be added to complete the square of x⁴+64 _______ :

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8x²

-8x²

16x²

4x²

If Z₁ = a + bi and Z₂ = c + di then Z₁.Z₂ =

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ac + bdi

ac - bd

ac - bd + adi + bci

multiplication is not possible

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